Hello!
Since she can not make negative money and the maximum amount of money she can make is 225 so the domain is

Hope this helps!
-log(5.4x10^-9) = 8.27 = 8.3
since 8.3 is greater than 7 it is basic
so the last answer is correct
Answer:
Step-by-step explanation:
(2x+1)^2+(2x^2+2x)^2=
(2x+1)^2=4x^2+4x+1
(2x^2+2x)^2=4x^4+8x^3+4x^2
4x^2+4x+1+4x^4+8x^3+4x^2=4x^4+8x^3+8x^2+4x+1
(2x^2+2x+1)^2=4x^4+8x^3+8x^2+4x+1
4x^4+8x^3+8x^2+4x+1=4x^4+8x^3+8x^2+4x+1